Hett never did and he eventually became the Dark Lord of the Sith known as Darth Krayt.
It is believed that Kenobi was also responsible for the secreting away in the Lost City of the Jedi on Yavin 4 of the young Ken, just under seven years before the Battle of Yavin.
Certainly, Kenobi knew of the city's location, as he would later send Luke Skywalker there, and Ken himself seemed to have vague memories of a "brown robed Jedi Master".
A few years later, Kenobi had found Luke and his friend Windy alone in the Jundland Wastes.
The two youths had tried to ease their boredom by riding Windy's pet dewback Huey around in the Wastes.